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HEU KMS Activator is an easy to use Windows and Office activation program that can activate Windows 10, 11 and MS Office 2021 within 1 click. The program will choose the best method for you to locally activate all Microsoft products. You can choose your own activation channel, with 4 modes to choose from: Digital License, KMS38, OEM and KMS, plus many useful tools like Change Windows 10 version, Backup and restore Windows, Change MS Office Edition, Key Settings manually in case you purchased the original Key and more. Features Easy to use Smart activation with the best method. Activate Windows XP / Vista / 7 / 8.1 / 10/11 Activate MS Office 2010, 2013, 2016, 2019, 2021 and Office 365 Automatically identify and bypass permanently activated Windows/Office. Install/uninstall auto-renew function. Work schedule mode. Delete KMS customer information. Set up a KMS server. Digital activation. OEM activation. Change Windows 10 version. Windows/Office key management. Smart activation. Windows Backup/Restore. And more. Supported Windows XP / Vista / 7 / 8.1 / 10/11 Microsoft Office 2010, 2013, 2016, 2019, 2021 and Office 365 All versions of Windows Server Whats New 1. Fix the problem that the middle horizontal line cannot be automatically recognized when the ID is confirmed during installation. 2. Fixed the bug that the server could not be connected when manual KMS was activated. 3. Fix the bug that the execution fails due to the System32 directory identification error under the 64-bit system. 4. Fix the bug of wrong judgment of Windows 2019 ServerTurbine version. 5. Fix the bug that Windows based on ARM64 processor recognizes as x86 or AMD64. 6. Optimize the method of identifying the system version name, which is consistent with the attribute (system information). 7. Optimize digital rights/KMS38 activation. 8. Optimize OEM activation. 9. Support key installation on Windows XP system. 10. Win10/11 version conversion is safer: adopt Microsoft's official method, remove the version that is not officially supported, and add support for Server. 11. If "Online KMS Server" is enabled, automatic renewal will not be installed during smart activation. [hide][Hidden Content]]